Decorate tower. Use red icing to pipe ¾ in. wide stripes on tower. Begin 3 in. from bottom, and allow 1 ½ in. between stripes. Pat smooth. Use white icing to pipe window and windowpanes above top stripe. Use white icing to pipe garland on tower, attach candy to garland points and pipe fleur de lis above bottom garland. Roll candy leaves flat and cut into tiny triangles, attach to front of tower for wreath. Attach candy to wreath. Use spatula and white icing to cover top of tower. Use white icing to pipe icicles.